Dennis Plew


The Criminal Investigations Division of the Cahokia Police Department supports the Patrol Division by conducting reactive and proactive follow-up investigations of reported criminal activity. Such follow-up includes interviewing victims and witnesses, interrogating suspects, processing crime scenes and preparing criminal cases to be presented to the St. Clair County State’s Attorney or Federal Magistrate for arrest and search warrants.  The Criminal Investigations Division consists of 4 Detectives overseen by Captain Dennis Plew of the Cahokia Police Department.   Personnel assigned to this division possess special knowledge and skills in interviewing/ interrogation, crime scene processing, interpersonal communication and criminal law.